For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.
为了维修方便,许多矿用电气开关采用插接式结构,以减少对煤矿生产的影响。
For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.
为了维修方便,许多矿用电气开关采用插接式结构,以减少对煤矿生产的影响。
明：以上
、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达
不代表本软件的观点；若发现问题，欢迎向我们指正。
